The Power of Charlieplexing
Efficiently interfacing 72 buttons with just 9 Arduino pins using Charlieplexing technique.
Read ArticleMy Projects
A showcase of my recent work in IoT, electronics, and embedded systems
Single-Phase Induction Motor Speed Controller
AC voltage regulator using phase-angle control with zero-cross detection and optocoupler isolation.
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External Keyboard for Special Functions
Custom keyboard with specialized functions and Arduino↔Python integration over serial link.
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Low-Cost Phase Changer for Voltage Stabilization
Voltage stabilization system using phase switching and analog control circuitry (EasyEDA layouts).
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GasGuard: Smart LPG Leak Detector
LPG leak detection with MQ-series sensor and automatic shutoff using servo/valve control.
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SmartMCB: Overload & Short-Circuit Protection
Digital miniature circuit breaker with overload & short-circuit detection and auto inverter switching.
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SmartContact: C-Based Contact Manager
Contact management system built in C with file handling and a simple GUI interface.
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IoT-Controlled 3-Phase Inverter
Real-time SPWM 3-phase inverter with IoT remote monitoring and control.
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SmartGateView 37×8: ESP32-Powered LED Signage
Wi-Fi driven dynamic LED signage using ESP32 and a web-based content editor.
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Clap Of Things: Touch-Free Home Automation
Touch-free home automation controlled by sound (clap) detection and simple relay outputs.
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ChopMaster: Compact Class-E Chopper
Compact class-E chopper with OLED interface and keypad control for power experiments.
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Assistive Communication Device
Portable assistive communication device with SD audio playback and amplification.
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HealthCheck Pro: Portable CBC Detection Unit
Portable CBC disease detection unit with simple UI and keypad input for field diagnostics.
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SafeRover: Ultrasonic-Guided Auto-Braking Vehicle
Autonomous safety rover using ultrasonic sensors for obstacle detection and auto braking.
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PowerShield Meter+: IoT-Based Smart Energy Meter
IoT energy meter and smart distribution board for modern grid monitoring and control.
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Smart Wiring & Power Backup
Showcase of modern & traditional house wiring with automatic power backup switching.
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WireSmart: House Wiring Showcase
Educational house wiring demo combining classic and modern control elements (PIR, triac, MCU).
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SoundWave Fan: ATTiny85-Powered Clap Control
Clap-controlled fan using ATTiny85 with triac driver for AC motor switching.
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Phase-Angle Full-Wave AC-DC Converter
ESP32-based real-time control AC-DC converter using phase-angle control and optoisolation.
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Live Fleet Monitor: 4G GNSS Vehicle Tracking
4G GNSS vehicle tracker with kill-switch, geofencing and live fleet monitoring dashboard.
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CloudCost Automation
Home automation backbone using ESP32 and RF nodes for cost-aware cloud-connected automation.
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Multi-layered Cyber Security (MLCS) System
Security system tailored for electrical power networks with layered detection and control features.
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